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GPU Comparison
AMD Radeon HD 7870 XT vs NVIDIA GeForce 9800 GX2
AMD Radeon HD 7870 XT vs NVIDIA GeForce 9800 GX2
VS
AMD Radeon HD 7870 XT
NVIDIA GeForce 9800 GX2
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 512MB VRAM GeForce 9800 GX2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7870 XT 's Advantages
Released 4 years and 8 months late
Boost Clock975MHz
Larger VRAM bandwidth (192.0GB/s vs 64.00GB/s)
1408 additional rendering cores
Lower TDP (185W vs 197W)
Score
Benchmark
FP32 (float)
Radeon HD 7870 XT
+679%
2.995 TFLOPS
GeForce 9800 GX2
0.384 TFLOPS
Radeon HD 7870 XT
VS
GeForce 9800 GX2
Graphics Card
Nov 2012
Release Date
Mar 2008
Southern Islands
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
925 MHz
Base Clock
-
975 MHz
Boost Clock
-
1500 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
192.0GB/s
Bandwidth
64.00GB/s
Render Config
-
SM Count
16
24
Compute Units
-
1536
Shading Units
128
96
TMUs
64
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
Theoretical Performance
31.20 GPixel/s
Pixel Rate
9.600 GPixel/s
93.60 GTexel/s
Texture Rate
38.40 GTexel/s
-
FP16 (half)
-
2.995 TFLOPS
FP32 (float)
384.0 GFLOPS
748.8 GFLOPS
FP64 (double)
-
Graphics Processor
Tahiti
GPU Name
G92
Tahiti LE (215-0821122)
GPU Variant
G92-450-A2
GCN 1.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
4.313 billion
Transistors
0.754 billion
352 mm²
Die Size
324 mm²
Board Design
185W
TDP
197W
450 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x HDMI
2x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Features
12 (11_1)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
5.1
Shader Model
4.0
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